Granted Patent
Utility
US 3,951,871 · App. 05/470,644
Deformation resistant shielding composition
Inventors:
Keith A. Lloyd, Eugene John Fisher, Lucio Ongchin
Patented Case
View Patent ↗
Granted: Apr 20, 1976
Filed: May 16, 1974
Inventors
Keith A. Lloyd
Eugene John Fisher
Lucio Ongchin
Assignee (at issue)
Union Carbide Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.